Lexmark All in One Printer - Manual (Page 51)

51 Loading Print Materials
1 Notice the icons on the multipurpose feeder surface. These
icons show you how to load the multipurpose feeder with
paper, how to turn an envelope for printing, and how to load
letterhead paper for simplex and duplex printing.
N OTE : The printer has a Paper Loading menu setting
that allows simplex (single-sided) printing on
letterhead (or other preprinted media) that has
been loaded specifically for duplex printing. For
more information, refer to the
Administrator’s
Guide .
2 Slide the colored paper width guide to the far right on the
multipurpose feeder.
Simplex
Letterhead Duplex
Letterhead Envelope